JP2008508569A5 - - Google Patents
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- Publication number
- JP2008508569A5 JP2008508569A5 JP2007524876A JP2007524876A JP2008508569A5 JP 2008508569 A5 JP2008508569 A5 JP 2008508569A5 JP 2007524876 A JP2007524876 A JP 2007524876A JP 2007524876 A JP2007524876 A JP 2007524876A JP 2008508569 A5 JP2008508569 A5 JP 2008508569A5
- Authority
- JP
- Japan
- Prior art keywords
- mirror
- light beam
- field lens
- detector
- cooling housing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000003287 optical effect Effects 0.000 claims description 44
- 238000001816 cooling Methods 0.000 claims description 39
- 238000003384 imaging method Methods 0.000 claims description 19
- 230000001154 acute effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 description 7
- 238000013461 design Methods 0.000 description 6
- 238000012360 testing method Methods 0.000 description 5
- 230000002411 adverse Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000004075 alteration Effects 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000003491 array Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 238000003331 infrared imaging Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 210000001747 pupil Anatomy 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10/909,620 US6969840B1 (en) | 2004-08-02 | 2004-08-02 | Imaging optical system including a telescope and an uncooled warm-stop structure |
| US10/909,620 | 2004-08-02 | ||
| PCT/US2005/027116 WO2006015273A2 (en) | 2004-08-02 | 2005-07-29 | Imaging optical system including a telescope and an uncooled warm-stop structure |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2008508569A JP2008508569A (ja) | 2008-03-21 |
| JP2008508569A5 true JP2008508569A5 (https=) | 2012-04-26 |
| JP4991539B2 JP4991539B2 (ja) | 2012-08-01 |
Family
ID=35405154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2007524876A Expired - Fee Related JP4991539B2 (ja) | 2004-08-02 | 2005-07-29 | 望遠鏡および冷却されないウォームストップ構造を含む画像光学システム |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US6969840B1 (https=) |
| EP (1) | EP1779170B1 (https=) |
| JP (1) | JP4991539B2 (https=) |
| AU (1) | AU2005267812B2 (https=) |
| DE (1) | DE602005014989D1 (https=) |
| WO (1) | WO2006015273A2 (https=) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7319556B1 (en) * | 2004-09-28 | 2008-01-15 | Sandia Corporation | Wide field of view telescope |
| US7180067B2 (en) * | 2005-02-15 | 2007-02-20 | Raytheon Company | Infrared imaging system with ellipsoid reflective warm baffle and method |
| US7486438B2 (en) * | 2005-04-28 | 2009-02-03 | Institut National D'optique | High-resolution optical imaging systems |
| US7952688B2 (en) * | 2008-06-10 | 2011-05-31 | Raytheon Company | Multi-waveband sensor system and methods for seeking targets |
| US8075144B2 (en) * | 2008-11-20 | 2011-12-13 | Bae Systems Information And Electronic Systems Integration Inc. | Integrated telescope baffle and mirror support |
| US7926961B2 (en) * | 2008-11-20 | 2011-04-19 | Bae Systems Information And Electronic Systems Integration Inc. | Low background flux telescope with integrated baffle |
| EP2312287A1 (en) | 2009-10-07 | 2011-04-20 | Semi-Conductor Devices - An Elbit Systems - Rafael Partnership | Infra-red imager |
| US9194750B2 (en) | 2009-10-07 | 2015-11-24 | Semi Conductor Devices—Elbit Systems—Rafael Partnership | Infra-red imager |
| US9228895B2 (en) * | 2012-05-25 | 2016-01-05 | Raytheon Company | Imaging system with multiple focal plane array sensors |
| US8937764B2 (en) | 2012-07-20 | 2015-01-20 | Raytheon Company | Optical system with off-axis packaged illuminator |
| JP6818274B2 (ja) * | 2017-02-16 | 2021-01-20 | 国立大学法人京都大学 | カセグレン式望遠鏡 |
| US10190907B1 (en) * | 2017-09-29 | 2019-01-29 | Raytheon Company | Convex warm shield for thermal imaging device |
| IL256709B (en) | 2018-01-02 | 2019-07-31 | Elbit Systems Electro Optics Elop Ltd | Mechanism, system and method for reducing internal air temperature gradient in a centrally-obscured reflective telescope |
| US11567309B2 (en) | 2019-07-25 | 2023-01-31 | Raytheon Company | On-axis four mirror anastigmat telescope |
| CN111238660B (zh) * | 2020-01-17 | 2022-08-26 | 昆明物理研究所 | 一种用于非制冷红外探测器的开孔光阑 |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3455623A (en) * | 1966-03-04 | 1969-07-15 | Te Co The | Optical objective forming an intermediate image and having primary and subsidiary conjugate focal planes |
| US4226501A (en) | 1978-10-12 | 1980-10-07 | The Perkin-Elmer Corporation | Four mirror unobscurred anastigmatic telescope with all spherical surfaces |
| US4695139A (en) * | 1984-12-26 | 1987-09-22 | Hughes Aircraft Company | Plural-zone mirror focusing system |
| US4812030A (en) * | 1985-01-03 | 1989-03-14 | The Boeing Company | Catoptric zoom optical device |
| US4804258A (en) | 1986-05-05 | 1989-02-14 | Hughes Aircraft Company | Four mirror afocal wide field of view optical system |
| US4820923A (en) | 1986-06-19 | 1989-04-11 | Santa Barbara Research Center | Uncooled reflective shield for cryogenically-cooled radiation detectors |
| US4990782A (en) | 1989-06-23 | 1991-02-05 | Santa Barbara Research Center | Radiation shield for thermoelectrically cooled infrared detectors |
| US4972085A (en) | 1989-09-14 | 1990-11-20 | General Electric Company | Cold shielding of infrared detectors |
| US5093837A (en) | 1991-03-08 | 1992-03-03 | S-Tron | Baffle for attenuating off-axis light emissions |
| US5225931A (en) | 1992-01-31 | 1993-07-06 | The United States Of America As Represented By The Secretary Of The Air Force | System of reflective telescope baffles using conic sections of revolution |
| US5444250A (en) | 1994-08-15 | 1995-08-22 | Hughes Aircraft Company | Optical warm stop with fresnel type reflective surface |
| US5477395A (en) * | 1994-11-14 | 1995-12-19 | Hughes Aircraft Company | Two nested all-reflective afocal telescopes providing four fields of view |
| US5640283A (en) | 1995-10-20 | 1997-06-17 | The Aerospace Corporation | Wide field, long focal length, four mirror telescope |
| GB9711363D0 (en) * | 1997-06-02 | 1997-07-30 | Pilkington Perkin Elmer Ltd | Optical system |
| FR2764081B1 (fr) * | 1997-06-03 | 1999-08-20 | Reosc | Systeme catoptrique grand angulaire a miroirs |
| US6596997B2 (en) | 2001-08-03 | 2003-07-22 | Irvine Sensors Corporation | Retro-reflector warm stop for uncooled thermal imaging cameras and method of using the same |
| US6902282B2 (en) * | 2002-03-22 | 2005-06-07 | Raytheon Company | Fast, wide-field-of-view, relayed multimirror optical system |
-
2004
- 2004-08-02 US US10/909,620 patent/US6969840B1/en not_active Expired - Lifetime
-
2005
- 2005-07-29 WO PCT/US2005/027116 patent/WO2006015273A2/en not_active Ceased
- 2005-07-29 AU AU2005267812A patent/AU2005267812B2/en not_active Ceased
- 2005-07-29 DE DE602005014989T patent/DE602005014989D1/de not_active Expired - Lifetime
- 2005-07-29 JP JP2007524876A patent/JP4991539B2/ja not_active Expired - Fee Related
- 2005-07-29 EP EP05807708A patent/EP1779170B1/en not_active Ceased
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